{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "Our study marks the first experimental observation of conformational dynamics in the transcription bubble of RP ( o ) and indicates that DNA dynamics within the bubble affect the search for transcription start sites ."}
{"Chemical": []}